Data Sheet

● Via CM
4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet)
can be inserted in total
Number of IO Controllers
● integrated
1
● Via CM
4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet)
can be inserted in total
Rack
● Modules per rack, max.
32; CPU + 31 modules
● Number of lines, max.
1
PtP CM
● Number of PtP CMs
the number of connectable PtP CMs is only limited by the number
of available slots
Time of day
Clock
● Type
Hardware clock
● Backup time
6wk; At 40 °C ambient temperature, typically
● Deviation per day, max.
10s; Typ.: 2 s
Operating hours counter
● Number
16
Clock synchronization
● supported
Yes
● in AS, master
Yes
● in AS, slave
Yes
● on Ethernet via NTP
Yes
Digital inputs
integrated channels (DI) 16
Digital inputs, parameterizable Yes
Source/sink input P-reading
Input characteristic curve in accordance with IEC
61131, type 3
Yes
Digital input functions, parameterizable
● Gate start/stop
Yes
● Capture
Yes
● Synchronization
Yes
Input voltage
● Type of input voltage
DC
● Rated value (DC)
24V
● for signal "0"
-3 to +5V
● for signal "1"
+11 to +30V
Input current
● for signal "1", typ.
2.5mA
Input delay (for rated value of input voltage)
6ES7511-1CK01-0AB0 Subject to change without notice
Page 5/
19
09/14/2019 © Copyright Siemens